Facile Synthesis of Versatile Enantioenriched α-Substituted Hydroxy Esters through a Brønsted Acid Catalyzed Kinetic Resolution

2013 ◽  
Vol 15 (6) ◽  
pp. 1266-1269 ◽  
Author(s):  
Ghassan Qabaja ◽  
Jennifer E. Wilent ◽  
Amanda R. Benavides ◽  
George E. Bullard ◽  
Kimberly S. Petersen
Keyword(s):  
Kinetic Resolution ◽  
Bronsted Acid ◽  
Brønsted Acid ◽  
Facile Synthesis ◽  
Brönsted Acid ◽  
Hydroxy Esters ◽  
Acid Catalyzed

Brønsted Acid-catalyzed Dynamic Kinetic Resolution of in situ Formed Acyclic N,O-hemiaminals: Cascade Synthesis of Chiral Cyclic N,O-aminals

2021 ◽  
Author(s):  
Xue-Jiao Lv ◽  
Yong-Chao Ming ◽  
Hui-Chun Wu ◽  
Yankai Liu
Keyword(s):  
Kinetic Resolution ◽  
Michael Reaction ◽  
Amide Group ◽  
Bronsted Acid ◽  
Brønsted Acid ◽  
Dynamic Kinetic Resolution ◽  
Brönsted Acid ◽  
Acid Catalyzed

A Brønsted acid-catalyzed cascade acyclic N,O-hemiaminal formation/oxa-Michael reaction is developed for the synthesis of cis-2,6-disubstituted tetrahydropyrans bearing an exo amide group, that is, cyclic N,O-aminals. By using TsOH, various different...

Brønsted acid-catalyzed selective C–C bond cleavage of 1,3-diketones: a facile synthesis of 4(3H)-quinazolinones in aqueous ethyl lactate

RSC Advances ◽  
2015 ◽  
Vol 5 (104) ◽  
pp. 85646-85651 ◽  
Author(s):  
Guanshuo Shen ◽  
Haifeng Zhou ◽  
Peng Du ◽  
Sensheng Liu ◽  
Kun Zou ◽  
...  
Keyword(s):  
Bond Cleavage ◽  
Ethyl Lactate ◽  
Bronsted Acid ◽  
Brønsted Acid ◽  
Facile Synthesis ◽  
Brönsted Acid ◽  
Acid Catalyzed

Facile synthesis of N-aryl phenothiazines and phenoxazines via Brønsted acid catalyzed C−H amination of arenes

2022 ◽  
Author(s):  
Wang Xia ◽  
Zi-An Zhou ◽  
Jie Lv ◽  
Shao-Hua Xiang ◽  
Yong-Bin Wang ◽  
...  
Keyword(s):  
Transition Metal ◽  
Cross Coupling ◽  
Bronsted Acid ◽  
Brønsted Acid ◽  
Facile Synthesis ◽  
Synthetic Strategy ◽  
Brönsted Acid ◽  
Acid Catalyzed ◽  
Transition Metal Catalyzed ◽  
Metal Catalyzed

N-aryl phenothiazines and phenoxazines are of significant importance in various disciplines throughout academia and industry. Conventional synthetic strategy for the construction of these structures centers on transition-metal-catalyzed cross-coupling of aryl...

Facile synthesis of 9H-pyrrolo[1,2-a]indoles via Brønsted acid catalyzed cascade reactions

2019 ◽  
Vol 55 (97) ◽  
pp. 14613-14616 ◽  
Author(s):  
Kunhua Xu ◽  
Wenming Chen ◽  
Jin Lin ◽  
Guifang Chen ◽  
Biao Wang ◽  
...  
Keyword(s):  
Cascade Reactions ◽  
Cascade Reaction ◽  
Bronsted Acid ◽  
Acid System ◽  
Brønsted Acid ◽  
Facile Synthesis ◽  
Brönsted Acid ◽  
Acid Catalyzed

A Brønsted acid system promotes the Friedel–Crafts alkenylation/1,6-addition/condensation cascade reaction of ynones with indoles to access 9H-pyrrolo[1,2-a]indoles.

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